MeaningA very young baby, one that is still drinking its mother's milk.
HistoryThe word "ul" appears in the Bible, in books like Isaiah and Psalms. It comes from a very old root word that means "to suckle" or "to drink milk". So, an "ul" was a baby who was still nursing.
Exampleבסיפור העתיק, העול בכה בזרועות אמו.
In the old story, the baby cried in his mother's arms.